Arthur Dillon (3 September 1750 – 13 April 1794) was an Irish Catholic aristocrat born in England who inherited the leadership of a French army regiment, serving both the Ancien Régime during the American Revolutionary War and the French First Republic during the War of the First Coalition.
After serving in political positions during the early years of the revolution, he was executed in Paris as a royalist during the Reign of Terror, in 1794.